//
//  ContextManager.m
//  SLDemo
//
//  Created by bocai on 2016/12/2.
//  Copyright © 2016年 Heracles. All rights reserved.
//

#import "ContextManager.h"

@implementation ContextManager

+ (instancetype)sharedManager
{
    static ContextManager *manager;
    static dispatch_once_t onceToken;
    dispatch_once(&onceToken, ^{
        manager = [ContextManager new];
    });
    return manager;
}

@end
